package com.gjh.springcloud.service.impl;

import com.gjh.springcloud.service.IMessageProvider;

import org.springframework.cloud.stream.annotation.EnableBinding;
import org.springframework.cloud.stream.messaging.Source;
import org.springframework.integration.support.MessageBuilder;
import org.springframework.messaging.MessageChannel;

import javax.annotation.Resource;
import java.util.UUID;

@EnableBinding(Source.class)
public class IMessageProviderImpl implements IMessageProvider {
    @Resource
    private MessageChannel output;


    @Override
    public String send() {

    String serial=UUID.randomUUID().toString();
    output.send(MessageBuilder.withPayload(serial).build());
        System.out.println("**********serial: "+serial);

        return null;
    }
}
